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06.10.2019

Home » Archive » 2019 » Issue 53: Secur... »

programming language (about 220MB): $ apt install golang-go That should provide a sane Go environment for the CNI plugins: $ git clone https://github.com/containernetworking/plugins.git $GOPATH

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I/O benchmarks with Fio

30.11.2025

Home » Archive » 2011 » Issue 5: Pen Te... »

the Buffer 01 [global] 02 ioengine=libaio 03 direct=1 04 filename=testfile 05 size=2g 06 bs=4m 07 08 refill_buffers=1 09 10 [write] 11 rw=write 12 write_bw_log 13 14 [read] 15 stonewall 16 rw=read 17 write

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Error-correcting code memory keeps single-bit errors at bay

14.11.2013

Home » Archive » 2013 » Issue 17: Cloud... »

. For example, a byte (8 bits) with a value of 156 (10011100) that is read from a file on disk suddenly acquires a value of 220 if the second bit from the left is flipped from a 0 to a 1 (11011100) for some

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Update your Docker containers safely

07.06.2019

Home » Archive » 2019 » Issue 51: Self-... »

_web latest c100b674c0b5 13 months ago 19MB nginx alpine bf85f2b6bf52 13 months ago 15.5MB With the image ID in hand, you can inspect the image manifest: docker inspect bf85f2b6bf52

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Infrastructure as Code with Terraform

18.02.2018

Home » Archive » 2018 » Issue 43: Real... »

public_key = "${file("${var.ssh_pub_key}")}" 07 } 08 resource "digitalocean_droplet" "mywebapp" { 09 image = "docker-16-04" 10 name: guest 11 region = "fra1" 12 size = "512mb" 13 ssh

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An IT nomad's diary

30.11.2025

Home » Archive » 2011 » Issue 5: Pen Te... »

is MySQL or SQLite. 128MB disk space and 256MB RAM are the available hardware resources in a shared-hosting environment. If you need more, you have to upgrade to the Flex level, which means having

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Fast system management from Puppet Labs

30.11.2025

Home » Archive » 2011 » Issue 5: Pen Te... »

= debug 06 identity = rawhide.tuxgeek.de 07 08 # connector plugin config 09 connector = stomp 10 plugin.stomp.host = activemq.tuxgeek.de 11 plugin.stomp.port = 6163 12 plugin.stomp.user = unset 13 plugin

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Speed up your MySQL database

11.02.2016

Home » Archive » 2016 » Issue 31: Tunin... »

7115280 Sep08 13:00 mysqld VSZ : The memory requested from the operating system by the process (virtual size). RSS : The memory kept in RAM by the operating system (resident set size

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Rethinking RAID (on Linux)

16.03.2021

Home » HPC » Articles »

.2 [2/2] [UU] ** unused devices: The initialization time should be relatively quick here. Also, verify the RAID1 mirror details (Listing 13) and rerun the random write I/O test (Listing 14

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Distributed storage with Sheepdog

07.10.2014

Home » Archive » 2014 » Issue 23: 10 Ti... »

Sheepdog Server in Action # ps -ef|egrep '([c]orosyn|[s]heep)' root 491 1 0 13:04 ? 00:00:30 corosync root 581 1 0 1:13 PM ? 00:00:03 sheep -p 7000 /var

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